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18100 Lebreton (2000 LE28)
Classification: Main-belt Asteroid          SPK-ID: 2018100
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1727692980359096 4.1914e-08  
a 2.263359903368616 1.3823e-08 au
q 1.872320801660996 9.6602e-08 au
i 3.467318360915126 6.3842e-06 deg
node 187.5131426960886 7.5315e-05 deg
peri 97.5210899796166 8.0454e-05 deg
M 278.3483703821416 3.3941e-05 deg
tp 2457882.592285695902
(2017-May-09.09228570)
0.0001191 JED
period 1243.737857110858
3.41
1.1394e-05
3.12e-08
d
yr
n .2894500621186062 2.6517e-09 deg/d
Q 2.654399005076236 1.6211e-08 au
  Orbit Determination Parameters
   # obs. used (total)      935  
   data-arc span      11922 days (32.64 yr)  
   first obs. used      1983-08-30  
   last obs. used      2016-04-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56785  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 13:29:09  

Additional Information
 Earth MOID = .859618 au 
 Jupiter MOID = 2.49146 au 
 T_jup = 3.596 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.1 mag n/a MPO266051  

18100 Lebreton           Discovered 2000 June 6 by the Lowell Observatory Near-Earth Object Search at the Anderson Mesa Station.
Jean-Pierre Lebreton (b. 1949), of the ESA/ESTEC Space Science Department, is project scientist for the Huygens probe.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20050721/MPCPages.arcLast Updated: 2005-07-21

[ show close-approach data ]
Alternate Designations
 2000 LE28 = 1983 QM = 1999 CA61 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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